30990986

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{6659}}^1$

素因数の和:6853

約数の個数: 16

約数和(自身を含む): 50349600

約数和(自身を除く): 19358614

約数列:

[1, 2, 13, 26, 179, 358, 2327, 4654, 6659, 13318, 86567, 173134, 1191961, 2383922, 15495493, 30990986]

約数ペア:

[(1, 30990986), (2, 15495493), (13, 2383922), (26, 1191961), (179, 173134), (358, 86567), (2327, 13318), (4654, 6659)]